Home / 898,982.44-1,240,633.48-517,009.52

Finding the Fourth Proportional to 898,982.44, 1,240,633.48 and 517,009.52

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Solution

The fourth proportional to 898,982.44, 1,240,633.48 and 517,009.52 is: 713,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,982.44 : 1,240,633.48 = 517,009.52 : x
  2. Step 2: Convert to fraction form
    898,982.44/1,240,633.48 = 517,009.52/x
  3. Step 3: Cross multiply
    898,982.44x = 1,240,633.48 × 517,009.52
  4. Step 4: Simplify right side
    898,982.44x = 641,419,319,990.73
  5. Step 5: Solve for x
    x = 641,419,319,990.73/898,982.44
  6. Step 6: Final answer
    x = 713,494.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.